National Stock Number (NSN) 4010-01-249-0548, or NIIN 012490548, (chain assembly,single leg) was assigned February 5, 1987 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 5 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 9 suppliers. Today, 6 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 35 contracts issued for this part number, with 45 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 9 different suppliers. The last contract numbers awarded were: SPE4A525P0636, SPE4A525P0636, SPE4A525P0624, SPE4A525P0624, SPE4A525P0624. The total value of the awarded contracts has been US$ 4,152,493.21.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 06, 2013, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 09765. [AN ASSEMBLY OF CHAIN(S), WITH OR WITHOUT ATTACHMENTS, IN A CONTINUOUS RUN FROM END TO END. IT MAY CONTAIN ONE OR MORE INTERMEDIATE AND/OR END ATTACHMENTS, SUCH AS SLIDING OR FIXED RINGS, SWIVELS, HOOKS, OR THE LIKE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4010012490548 does not contain precious metals.
This NSN is associated to Schedule B 7315190000: parts of articulated link chain of iron or steel. The Schedule B End Use is listed as iron and steel products, other. NAICS classification category 333613: mechanical power transmission equipment manufacturing.
This information was last updated on May 01, 2025.